Exterior surface of a container sidewall



FIG. 1 is a top, front and left side perspective view of an exterior surface of a container sidewall showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevation thereof;

FIG. 4 is a right side elevational view thereof; and,

FIG. 5 is a rear elevation thereof.

The left side of the exterior surface of a container sidewall, partially seen in FIG. 1, forms a mirror image of the right side shown in FIG. 4.

The neck shown at the top in broken lines in FIGS. 1 through 5 is for illustrative purposes only and forms no part of the claimed invention. The bottom, not shown, forms no part of the invention. 

The ornamental design for a exterior surface of a container sidewall, as shown and described. 